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Mike Regan Jr. Jan 11, 2026

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Heart Rate Variability (HRV): Useful Tool or Overhyped Metric?

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Dr. Mike Regan Jr.

Dr. Mike is a plant-based fitness and nutrition coach, professor, and lifelong mountain biker. He blends evidence-based training with holistic nutrition to help people build strength, improve performance, and live healthier lives. Follow the blog for practical, science-backed tips you can use every day.

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About Dr. Mike

Dr. Mike is a professor, mountain biker, and plant-based fitness and nutrition coach dedicated to helping people transform their health through sustainable habits. With a PhD and years of experience in both academic and coaching settings, he combines research-driven insights with real-world training strategies. Dr. Mike’s Fitness offers practical, informative articles along with personalized coaching to support strength, performance, and long-term well-being.

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